Home18-074-26 · JEEP
JEEP

18-074-26

Manufacturer communications

Publication date
2026-07-24
Received by NHTSA
2026-07-29
NHTSA record numbers
11035324

Manufacturer summary

Original wording in English

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P2AF6-00 - Starter Relay 3 Stuck Off (with DBSM).
• P014B-00 - O2 Sensor 2-2 Delayed Response-Lean To Rich.
• P062B-00 - Internal Control Module Fuel Injector Control Performance. Customers may also comment on the following:
• Engine Stop/Start (ESS) inoperative with "Auto Stop Start Not Ready" message in Instrument Panel Cluster (IPC). The following software enhancements are also available:
• Update to enable Exhaust Gas Recirculation (EGR) disable during gear shift for smoother shifting.
• Update for the Brake System Control Module (BSCM) MIL illumination request not setting the MIL on the Powertrain Control Module (PCM). This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.

NHTSA manufacturer communications ↗

Reported code forms

Manufacturer wording

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MakeModelModel year
JeepGRAND WAGONEER2026

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